{"id":10299,"date":"2026-01-10T13:36:44","date_gmt":"2026-01-10T05:36:44","guid":{"rendered":"https:\/\/blog.visual-paradigm.com\/pt\/difference-between-pdf-pdf-a\/"},"modified":"2026-01-10T13:36:44","modified_gmt":"2026-01-10T05:36:44","slug":"difference-between-pdf-pdf-a","status":"publish","type":"post","link":"https:\/\/blog.visual-paradigm.com\/pt\/difference-between-pdf-pdf-a\/","title":{"rendered":"Diferen\u00e7a entre PDF e PDF\/A"},"content":{"rendered":"<p id=\"vXOBprH\"><img alt=\"\" class=\"alignnone size-full wp-image-16219\" decoding=\"async\" height=\"400\" loading=\"lazy\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" src=\"https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2022\/11\/img_6384659f702af.png\" srcset=\"https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2022\/11\/img_6384659f702af.png 600w, https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2022\/11\/img_6384659f702af-300x200.png 300w, https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2022\/11\/img_6384659f702af-150x100.png 150w, https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2022\/11\/img_6384659f702af-400x267.png 400w\" width=\"600\"\/><\/p>\n<p>O PDF\/A \u00e9 um subconjunto do PDF e \u00e9 usado para arquivar informa\u00e7\u00f5es. Para preservar as informa\u00e7\u00f5es no arquivo e garantir que, mesmo ap\u00f3s longos per\u00edodos de armazenamento, o conte\u00fado ainda possa ser exibido como original, mas ao compar\u00e1-lo com o PDF, h\u00e1 muitas diferen\u00e7as evidentes entre os dois. O PDF\/A estabelece padr\u00f5es mais rigorosos do que os utilizados pelo PDF.<\/p>\n<p>A primeira diferen\u00e7a principal entre PDF e PDF\/A \u00e9 a restri\u00e7\u00e3o deste \u00faltimo a certos tipos de conte\u00fado. Voc\u00ea n\u00e3o pode incorporar arquivos de \u00e1udio, v\u00eddeo e execut\u00e1veis no PDF\/A, porque os visualizadores de PDF n\u00e3o conseguem abri-los individualmente, e n\u00e3o h\u00e1 como garantir que o software adequado para eles ainda estar\u00e1 dispon\u00edvel no futuro.<\/p>\n<p>As imagens s\u00e3o permitidas em documentos PDF\/A desde que sejam incorporadas, juntamente com as fontes usadas para renderizar o documento. Isso garante que esses recursos estejam sempre dispon\u00edveis. Em geral, o PDF\/A n\u00e3o permite que um arquivo fa\u00e7a refer\u00eancia a qualquer recurso externo, porque n\u00e3o h\u00e1 como saber se esse recurso existe. Se o recurso externo referenciado n\u00e3o puder ser encontrado, pode causar a exibi\u00e7\u00e3o incorreta do documento.<\/p>\n<p>Por fim, arquivos PDF\/A n\u00e3o podem ser criptografados pela mesma raz\u00e3o acima. A criptografia \u00e9 um m\u00e9todo usado para impedir que qualquer pessoa n\u00e3o autorizada visualize materiais restritos. O PDF permite diferentes tipos de criptografia e restri\u00e7\u00f5es. No formato de arquivo PDF, voc\u00ea pode aumentar a seguran\u00e7a dos documentos PDF definindo senhas de usu\u00e1rio e propriet\u00e1rio. Outras medidas de seguran\u00e7a incluem definir restri\u00e7\u00f5es \u00e0 impress\u00e3o e c\u00f3pia do conte\u00fado do PDF.<\/p>\n<p>\u00a0<\/p>\n<blockquote>\n<p><strong>Voc\u00ea deseja converter PDF para PDF\/A?<a href=\"https:\/\/online.visual-paradigm.com\/online-pdf-editor\/convert-from-pdf\/\">Conversor PDF Online Gratuito VP<\/a>suporta a convers\u00e3o de documentos para PDF\/A em poucos passos. Converter PDF para PDF\/A online, facilmente e gratuitamente em<a href=\"https:\/\/online.visual-paradigm.com\/online-pdf-editor\/\">Editor Online VP<\/a>.<\/strong><\/p>\n<\/blockquote>\n","protected":false},"excerpt":{"rendered":"<p>O PDF\/A \u00e9 um subconjunto do PDF e \u00e9 usado para arquivar informa\u00e7\u00f5es. Para preservar as informa\u00e7\u00f5es no arquivo e garantir que, mesmo ap\u00f3s longos per\u00edodos de armazenamento, o conte\u00fado ainda possa ser exibido como original, mas ao compar\u00e1-lo com o PDF, h\u00e1 muitas diferen\u00e7as evidentes entre os dois. O PDF\/A estabelece padr\u00f5es mais rigorosos [&hellip;]<\/p>\n","protected":false},"author":8,"featured_media":10300,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_lmt_disableupdate":"no","_lmt_disable":"","footnotes":""},"categories":[48],"tags":[],"class_list":["post-10299","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-flipbook-maker","loop-entry","clr"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Diferen\u00e7a entre PDF e PDF\/A - Visual Paradigm Blog<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/blog.visual-paradigm.com\/pt\/difference-between-pdf-pdf-a\/\" \/>\n<meta property=\"og:locale\" content=\"pt_PT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Diferen\u00e7a entre PDF e PDF\/A - Visual Paradigm Blog\" \/>\n<meta property=\"og:description\" content=\"O PDF\/A \u00e9 um subconjunto do PDF e \u00e9 usado para arquivar informa\u00e7\u00f5es. Para preservar as informa\u00e7\u00f5es no arquivo e garantir que, mesmo ap\u00f3s longos per\u00edodos de armazenamento, o conte\u00fado ainda possa ser exibido como original, mas ao compar\u00e1-lo com o PDF, h\u00e1 muitas diferen\u00e7as evidentes entre os dois. O PDF\/A estabelece padr\u00f5es mais rigorosos [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/blog.visual-paradigm.com\/pt\/difference-between-pdf-pdf-a\/\" \/>\n<meta property=\"og:site_name\" content=\"Visual Paradigm Blog\" \/>\n<meta property=\"article:published_time\" content=\"2026-01-10T05:36:44+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2022\/11\/img_6384659f702af.png\" \/><meta property=\"og:image\" content=\"https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2022\/11\/img_6384659f702af.png\" \/>\n\t<meta property=\"og:image:width\" content=\"600\" \/>\n\t<meta property=\"og:image:height\" content=\"400\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"author\" content=\"vpmiku\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:image\" content=\"https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2022\/11\/img_6384659f702af.png\" \/>\n<meta name=\"twitter:label1\" content=\"Escrito por\" \/>\n\t<meta name=\"twitter:data1\" content=\"vpmiku\" \/>\n\t<meta name=\"twitter:label2\" content=\"Tempo estimado de leitura\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 minutos\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/blog.visual-paradigm.com\/pt\/difference-between-pdf-pdf-a\/\",\"url\":\"https:\/\/blog.visual-paradigm.com\/pt\/difference-between-pdf-pdf-a\/\",\"name\":\"Diferen\u00e7a entre PDF e PDF\/A - Visual Paradigm Blog\",\"isPartOf\":{\"@id\":\"https:\/\/blog.visual-paradigm.com\/pt\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/blog.visual-paradigm.com\/pt\/difference-between-pdf-pdf-a\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/blog.visual-paradigm.com\/pt\/difference-between-pdf-pdf-a\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/blog.visual-paradigm.com\/pt\/wp-content\/uploads\/sites\/11\/2026\/01\/img_6384659f702af.png\",\"datePublished\":\"2026-01-10T05:36:44+00:00\",\"dateModified\":\"2026-01-10T05:36:44+00:00\",\"author\":{\"@id\":\"https:\/\/blog.visual-paradigm.com\/pt\/#\/schema\/person\/fd29bf8bc7b4d0d994dc63a4a7af5458\"},\"breadcrumb\":{\"@id\":\"https:\/\/blog.visual-paradigm.com\/pt\/difference-between-pdf-pdf-a\/#breadcrumb\"},\"inLanguage\":\"pt-PT\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/blog.visual-paradigm.com\/pt\/difference-between-pdf-pdf-a\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"pt-PT\",\"@id\":\"https:\/\/blog.visual-paradigm.com\/pt\/difference-between-pdf-pdf-a\/#primaryimage\",\"url\":\"https:\/\/blog.visual-paradigm.com\/pt\/wp-content\/uploads\/sites\/11\/2026\/01\/img_6384659f702af.png\",\"contentUrl\":\"https:\/\/blog.visual-paradigm.com\/pt\/wp-content\/uploads\/sites\/11\/2026\/01\/img_6384659f702af.png\",\"width\":600,\"height\":400},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/blog.visual-paradigm.com\/pt\/difference-between-pdf-pdf-a\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/blog.visual-paradigm.com\/pt\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Diferen\u00e7a entre PDF e PDF\/A\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/blog.visual-paradigm.com\/pt\/#website\",\"url\":\"https:\/\/blog.visual-paradigm.com\/pt\/\",\"name\":\"Visual Paradigm Blog\",\"description\":\"\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/blog.visual-paradigm.com\/pt\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"pt-PT\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/blog.visual-paradigm.com\/pt\/#\/schema\/person\/fd29bf8bc7b4d0d994dc63a4a7af5458\",\"name\":\"vpmiku\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"pt-PT\",\"@id\":\"https:\/\/blog.visual-paradigm.com\/pt\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/ab2186f84c99495f4067f33cdf031a0a?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/ab2186f84c99495f4067f33cdf031a0a?s=96&d=mm&r=g\",\"caption\":\"vpmiku\"},\"url\":\"https:\/\/blog.visual-paradigm.com\/pt\/author\/vpmiku\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Diferen\u00e7a entre PDF e PDF\/A - Visual Paradigm Blog","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/blog.visual-paradigm.com\/pt\/difference-between-pdf-pdf-a\/","og_locale":"pt_PT","og_type":"article","og_title":"Diferen\u00e7a entre PDF e PDF\/A - Visual Paradigm Blog","og_description":"O PDF\/A \u00e9 um subconjunto do PDF e \u00e9 usado para arquivar informa\u00e7\u00f5es. Para preservar as informa\u00e7\u00f5es no arquivo e garantir que, mesmo ap\u00f3s longos per\u00edodos de armazenamento, o conte\u00fado ainda possa ser exibido como original, mas ao compar\u00e1-lo com o PDF, h\u00e1 muitas diferen\u00e7as evidentes entre os dois. O PDF\/A estabelece padr\u00f5es mais rigorosos [&hellip;]","og_url":"https:\/\/blog.visual-paradigm.com\/pt\/difference-between-pdf-pdf-a\/","og_site_name":"Visual Paradigm Blog","article_published_time":"2026-01-10T05:36:44+00:00","og_image":[{"url":"https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2022\/11\/img_6384659f702af.png","type":"","width":"","height":""},{"width":600,"height":400,"url":"https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2022\/11\/img_6384659f702af.png","type":"image\/png"}],"author":"vpmiku","twitter_card":"summary_large_image","twitter_image":"https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2022\/11\/img_6384659f702af.png","twitter_misc":{"Escrito por":"vpmiku","Tempo estimado de leitura":"2 minutos"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/blog.visual-paradigm.com\/pt\/difference-between-pdf-pdf-a\/","url":"https:\/\/blog.visual-paradigm.com\/pt\/difference-between-pdf-pdf-a\/","name":"Diferen\u00e7a entre PDF e PDF\/A - Visual Paradigm Blog","isPartOf":{"@id":"https:\/\/blog.visual-paradigm.com\/pt\/#website"},"primaryImageOfPage":{"@id":"https:\/\/blog.visual-paradigm.com\/pt\/difference-between-pdf-pdf-a\/#primaryimage"},"image":{"@id":"https:\/\/blog.visual-paradigm.com\/pt\/difference-between-pdf-pdf-a\/#primaryimage"},"thumbnailUrl":"https:\/\/blog.visual-paradigm.com\/pt\/wp-content\/uploads\/sites\/11\/2026\/01\/img_6384659f702af.png","datePublished":"2026-01-10T05:36:44+00:00","dateModified":"2026-01-10T05:36:44+00:00","author":{"@id":"https:\/\/blog.visual-paradigm.com\/pt\/#\/schema\/person\/fd29bf8bc7b4d0d994dc63a4a7af5458"},"breadcrumb":{"@id":"https:\/\/blog.visual-paradigm.com\/pt\/difference-between-pdf-pdf-a\/#breadcrumb"},"inLanguage":"pt-PT","potentialAction":[{"@type":"ReadAction","target":["https:\/\/blog.visual-paradigm.com\/pt\/difference-between-pdf-pdf-a\/"]}]},{"@type":"ImageObject","inLanguage":"pt-PT","@id":"https:\/\/blog.visual-paradigm.com\/pt\/difference-between-pdf-pdf-a\/#primaryimage","url":"https:\/\/blog.visual-paradigm.com\/pt\/wp-content\/uploads\/sites\/11\/2026\/01\/img_6384659f702af.png","contentUrl":"https:\/\/blog.visual-paradigm.com\/pt\/wp-content\/uploads\/sites\/11\/2026\/01\/img_6384659f702af.png","width":600,"height":400},{"@type":"BreadcrumbList","@id":"https:\/\/blog.visual-paradigm.com\/pt\/difference-between-pdf-pdf-a\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/blog.visual-paradigm.com\/pt\/"},{"@type":"ListItem","position":2,"name":"Diferen\u00e7a entre PDF e PDF\/A"}]},{"@type":"WebSite","@id":"https:\/\/blog.visual-paradigm.com\/pt\/#website","url":"https:\/\/blog.visual-paradigm.com\/pt\/","name":"Visual Paradigm Blog","description":"","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/blog.visual-paradigm.com\/pt\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"pt-PT"},{"@type":"Person","@id":"https:\/\/blog.visual-paradigm.com\/pt\/#\/schema\/person\/fd29bf8bc7b4d0d994dc63a4a7af5458","name":"vpmiku","image":{"@type":"ImageObject","inLanguage":"pt-PT","@id":"https:\/\/blog.visual-paradigm.com\/pt\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/ab2186f84c99495f4067f33cdf031a0a?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/ab2186f84c99495f4067f33cdf031a0a?s=96&d=mm&r=g","caption":"vpmiku"},"url":"https:\/\/blog.visual-paradigm.com\/pt\/author\/vpmiku\/"}]}},"modified_by":"vpvera","_links":{"self":[{"href":"https:\/\/blog.visual-paradigm.com\/pt\/wp-json\/wp\/v2\/posts\/10299","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.visual-paradigm.com\/pt\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.visual-paradigm.com\/pt\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.visual-paradigm.com\/pt\/wp-json\/wp\/v2\/users\/8"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.visual-paradigm.com\/pt\/wp-json\/wp\/v2\/comments?post=10299"}],"version-history":[{"count":0,"href":"https:\/\/blog.visual-paradigm.com\/pt\/wp-json\/wp\/v2\/posts\/10299\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/blog.visual-paradigm.com\/pt\/wp-json\/wp\/v2\/media\/10300"}],"wp:attachment":[{"href":"https:\/\/blog.visual-paradigm.com\/pt\/wp-json\/wp\/v2\/media?parent=10299"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.visual-paradigm.com\/pt\/wp-json\/wp\/v2\/categories?post=10299"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.visual-paradigm.com\/pt\/wp-json\/wp\/v2\/tags?post=10299"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}